Warrant liabilities - Continuity of Derivative Warrant Liabilities (Details) - Warrant Liabilities [Member] - USD ($) |
6 Months Ended | 12 Months Ended |
|---|---|---|
Jan. 31, 2026 |
Jul. 31, 2025 |
|
| Warrant liabilities [Abstract] | ||
| Balance beginning period | $ 5,626,473 | $ 0 |
| Warrants fair value upon change in functional currency (Note 2) | 454,571 | |
| Warrants issued upon De-SPAC transaction (Note 4) | 7,196,286 | |
| Warrants to be issued (mandatory convertible debentures) | 7,500 | |
| Change in fair value of warrant liabilities (exercised warrants) | 162,396 | |
| Change in fair value of warrant liabilities (expired warrants) | (25,067) | |
| Fair value of warrants exercised | (303,492) | |
| Change in fair value of warrant liabilities | (3,757,599) | (1,865,721) |
| Balance end period | $ 1,868,874 | $ 5,626,473 |
| X | ||||||||||
- Definition Amount of expense (income) related to Change in fair value of warrant liabilities (exercised warrants) to fair value of warrant liability. No definition available.
|
| X | ||||||||||
- Definition Amount of expense (income) related to Change in fair value of warrant liabilities (expired warrants) to fair value of warrant liability. No definition available.
|
| X | ||||||||||
- Definition Amount of expense (income) related to exercised to fair value of warrant liability. No definition available.
|
| X | ||||||||||
- Definition Amount of warrants fair value upon change in functional currency. No definition available.
|
| X | ||||||||||
- Definition Amount of expense (income) related to warrants issued to mandatory convertible debentures to fair value of warrant liability. No definition available.
|
| X | ||||||||||
- Definition The amount of warrants issued upon De-SPAC transaction. No definition available.
|
| X | ||||||||||
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
|
| X | ||||||||||
- Definition Amount of realized and unrealized gain (loss) of derivative instruments not designated or qualifying as hedging instruments. Reference 1: http://www.xbrl.org/2003/role/exampleRef
|
| X | ||||||||||
- Definition Fair value of financial obligations, including, but not limited to, debt instruments, derivative liabilities, federal funds purchased and sold under agreements to repurchase, securities loaned or sold under agreements to repurchase, financial instruments sold not yet purchased, guarantees, line of credit, loans and notes payable, servicing liability, and trading liabilities. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Details
|